#57107E#57107E

#57107E is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.1% C 0.168 H 309.0°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#57107E
RGB	rgb(87, 16, 126)
HSL	hsl(279, 77%, 28%)
HSV	hsv(279, 87%, 49%)
CMYK	cmyk(31%, 87.3%, 0%, 50.6%)
CIE-LAB	lab(23.35, 48.42, -45.98)
CIE-LCH	lch(23.35, 66.78, 316.48°)
OKLab	oklab(36.15% 0.1058 -0.1308)
OKLCH	oklch(36.15% 0.168 309)
XYZ	xyz(7.8809, 3.9033, 20.0729)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.18

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57107E #377E10

analogous

#20107E #57107E #7E106E

triadic

#57107E #7E5710 #107E57

tetradic

#57107E #7E2010 #377E10 #106E7E

square

#57107E #7E2010 #377E10 #106E7E

split-complementary

#57107E #6E7E10 #107E20

monochromatic

#13031B #320948 #57107E #7C17B4 #A025E3

Accessibility & contrast

On white

11.79

#57107E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#57107E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57107E

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57107E	#FFFFFF	#000000	##FFFFFF
##57107E	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#512F49

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #57107e;
/* rgb */ color: rgb(87, 16, 126);
/* oklch */ color: oklch(36.1% 0.168 309.0);

Tailwind

colors: {
  custom: {
    50: '#8b5aa4',
    500: '#57107e',
    950: '#000000',
  },
}

SCSS

$custom: #57107e;
$custom-light: #8b5aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#57107e",
  "rgb": {
    "r": 87,
    "g": 16,
    "b": 126
  },
  "hsl": {
    "h": 278.727,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36146,
    "c": 0.16818,
    "h": 309
  },
  "luminance": 0.03903
}

Semantic roles & 50–950 ramp

primary

#57107E

secondary

#62B436

accent

#F43478

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D040F

muted

#7D797F

Preview Lab

Preview with #57107E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →